{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{3}{c}}
\hline\hline
            &\multicolumn{1}{c}{Full sample}&\multicolumn{1}{c}{Black subjects}&\multicolumn{1}{c}{White subjects}\\
\hline
Normative switch in favor of ingroup&        18.5&        28.7&         8.3\\
Normative switch in favor of outgroup&         7.2&         6.5&         8.0\\
Do not switch (color-blind)&        74.2&        64.7&        83.7\\
Total       &       100.0&       100.0&       100.0\\
\hline\hline
\end{tabular}
}
